XSLT Error

    Empty filename at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Template/XSLT.pm line 575.
    

Response XML

<?xml version="1.0"?>
<response>
  <form key="login" encoding="&#x2713;" uuid="93C56900-C031-11EA-94E8-3F61B7D749F2" method="post" uri="">
    <field value="" widget="text" key="username" display="Username" name="username" attrs="" id="uuid-93C598C6-C031-11EA-94E8-3F61B7D749F2"/>
    <field display="Password" name="password" widget="password" key="password" attrs="" id="uuid-93C5C274-C031-11EA-94E8-3F61B7D749F2"/>
    <field attrs="" id="uuid-93C5F442-C031-11EA-94E8-3F61B7D749F2" value="" widget="submit" key="submit" display="Login" name="submit"/>
  </form>
</response>